Finding the Fourth Proportional to 1,145,971.72, 1,718,471.58 and 546,239.08
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Solution
The fourth proportional to 1,145,971.72, 1,718,471.58 and 546,239.08 is: 819,126.96
Step by Step Solution
- Step 1: Write the proportion equation
1,145,971.72 : 1,718,471.58 = 546,239.08 : x - Step 2: Convert to fraction form
1,145,971.72/1,718,471.58 = 546,239.08/x - Step 3: Cross multiply
1,145,971.72x = 1,718,471.58 × 546,239.08 - Step 4: Simplify right side
1,145,971.72x = 938,696,334,865.35 - Step 5: Solve for x
x = 938,696,334,865.35/1,145,971.72 - Step 6: Final answer
x = 819,126.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.